ASTM D 7497 : 2021

1.1This practice covers a method for recovering the residue from emulsified asphalts such as those specified in Specifications D977 and D2397/D2397M using a low-temperature evaporative technique that is similar to pavement conditions. The recovered residue can be used for further testing as required.

1.2The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

1.3The text of this standard references notes and footnotes which provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.

1.4This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.5This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.